Caframo Sirocco II Gimbal FanThe Sirocco II brings 360 airflow. It has an increased timer settings, quieter operation, and an improved control layout.Features: Auto-sensing capability; Three speeds; space friendly design; Ultra quiet motor; Low power draw long life motor; Mounting footprint matches Sirocco I generation; four preset timer settings (3/6/9 or 12 hours); Benefits: Easy access; controlled performance; easy to install; saves the boats battery; Convenient to upgrade for existing Sirocco users; Battery Friendly; Ultra Quiet;